Mansfield-Martin Exploration Mining, Inc. announced that it has entered into a letter of intent with Qu Ltd. to provide up to 5 million oz. silver dore´ to back a new crypto-currency offering. Under the agreement, silver produced from Mansfield-Martin's properties for the Silverback Non-Revocable Trust will be priced at a 22% discount to spot, with Qu Ltd. providing Proof-of-Funds or a suitable Letter of Credit prior to commencement of production. Mansfield-Martin also has the right to obtain portions of its payments in Silverbacks.